[ https://issues.apache.org/jira/browse/SPARK-16406?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Apache Spark reassigned SPARK-16406: ------------------------------------ Assignee: Herman van Hovell (was: Apache Spark) > Reference resolution for large number of columns should be faster > ----------------------------------------------------------------- > > Key: SPARK-16406 > URL: https://issues.apache.org/jira/browse/SPARK-16406 > Project: Spark > Issue Type: Improvement > Components: SQL > Affects Versions: 2.0.0 > Reporter: Herman van Hovell > Assignee: Herman van Hovell > > Resolving columns in a LogicalPlan on average takes n / 2 (n being the number > of columns). This gets problematic as soon as you try to resolve a large > number of columns (m) on a large table: O(m * n / 2) -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org